Systems and methods for sharing secondary path information between audio channels in an adaptive noise cancellation system
US9704472B2 · kind B2 · utility
3Cited by
87References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 10, 2013 |
| Grant date | Jul 11, 2017 |
| Priority date | — |
| Expiry date | Nov 9, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2460/15
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Systems and methods of the present disclosure include analyzing and comparing transfer functions associated with a plurality of electro-acoustic paths for transducers of a personal audio device to determine proximity of the transducers to respective ears of a listener of the personal audio device, quality of acoustic seals associated with the transducers, and for one or more other purposes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.